From 43add4f820300833024366cb58cfedb90bfbe5a0 Mon Sep 17 00:00:00 2001
From: James Turner <zakalawe@mac.com>
Date: Thu, 14 Apr 2016 18:54:27 +0100
Subject: [PATCH] Fix stray back-button in Qt launcher
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- when no location is set, don’t show the back button.
---
 src/GUI/LocationWidget.cxx | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/GUI/LocationWidget.cxx b/src/GUI/LocationWidget.cxx
index 4d5515cc9..162a7c5d9 100644
--- a/src/GUI/LocationWidget.cxx
+++ b/src/GUI/LocationWidget.cxx
@@ -668,6 +668,11 @@ void LocationWidget::onSearchComplete()
 void LocationWidget::onLocationChanged()
 {
     bool locIsAirport = FGAirport::isAirportType(m_location.ptr());
+    if (!m_location) {
+        onBackToSearch();
+        return;
+    }
+
     m_backButton->show();
 
     if (locIsAirport) {